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E
SSENTIALS
Mechanical Actuators
Installation, Operation &
Maintenance Instructions
2 Ton to 10 Ton Capacity
Translating Machine
Screw Actuators
Publication Part No. SK-2390-B
This manual contains important information for the correct installation, operation and maintenance of the equipment
described herein. All persons involved in such installation, operation, and maintenance should be thoroughly familiar
with the contents. To safeguard against the possibility of personal injury or property damage, follow the recommenda-
tions and instructions of this manual and keep it for further reference.
The equipment shown in this manual is intended for industrial use only and should not be used to lift, support, or other-
wise transport people.
P
LATFORM
CAUTION
WARNING
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Summary of Contents for Duff-Norton SK-2390-B
- Page 1 2 Ton to 10 Ton Capacity Translating Machine Screw Actuators Publication Part No. SK-2390-B CAUTION This manual contains important information for the correct installation, operation and maintenance of the equipment described herein. All persons involved in such installation, operation, and maintenance should be thoroughly familiar with the contents.
- Page 2 Contents Section I General Information 1-1. General 1-2. Applications 1-3. Specifications Table 1-1. Specifications Table 1-4. Important Precautions 1-5. Warranty and Warranty Repair Section II Maintenance 2-1. Lubrication 2-2. Rebuild Procedures 2-3. Required Tools 2-4. 2, 5, and 10 Ton Disassembly (Refer to Figure 3-1) 2-5.
- Page 3 * Speed is a function of how the actuator is driven. Please contact application engineering for more information. 1-4. Important Precautions should have ample strength to carry the maximum load, In order to ensure that Duff-Norton actuators provide good and should be rigid enough to prevent undue deflection service over a period of years, the following precautions or distortion of the actuator supporting members.
- Page 4 Lifting screws should never be run dry. or workmanship. Claims must be made within one year 2-2. Rebuild Procedure after date of shipment. Duff-Norton will not repair or replace Duff-Norton recommends the following procedures for any parts that become inoperative because of improper assembly and disassembly of actuators.
- Page 5 1. Tag critical parts to facilitate reassembly. CAUTION 2. Mark mating surfaces to ensure proper meshing. Provide adequate ventilation during the use of cleaning 3. Clean and lubricate all parts as required. agents; avoid prolonged breathing of fumes and contact with skin.
- Page 6 Section III NOTE Illustrated Parts List Strike each end of worm shaft sharply with a soft face hammer to seat bearing properly. Recheck flange bolts for tightness. Worm should turn freely with minimum drag 3-1. General and end play. If too much end play is present, remove This section contains an exploded illustration of the 2, 5, and shims as required.
- Page 7 Figure 3-1. Exploded Illustration 2, 5, and 10 Ton Translating Machine Screw Actuators...
- Page 8 2020 ©vDuff-Norton - A Columbus McKinnon Company. ® All rights reserved. 9415 Pioneer Avenue, Suite 100, Charlotte NC 28273 800-477-5002 • www.duffnorton.com • duffnorton@cmworks.com SK-2390-B 10/20...
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